Trench shovel



FIG. 1 is a front perspective view of a trench shovel showing my new design;

FIG. 2 is a right side view, the left side view being a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a rear perspective view thereof. 

The ornamental design for a trench shovel, as shown and described. 